🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.51 AU - 0.67 AU

Year: 173 Days

Day: 21.4 Hours

Environment

Temp: 121 °C

Axial Tilt: 38.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.84 AU - 1.24 AU

Year: 404 Days

Day: 33.6 Hours

Environment

Temp: -9 °C

Axial Tilt: 34 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.01 AU - 1.47 AU

Year: 526 Days

Day: 17.3 Hours

Environment

Temp: -36 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,254,942 km

• M1: 212,279 km (0.049 R)

Asteroid Belt

Center: 3.69 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.6

Radius: 11.6

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 4.93 AU - 7.33 AU

Year: 5779 Days

Day: 14.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,254,942 km

• M1: 144,362 km (0.053 R)
• M2: 821,292 km (0.102 R)
• M3: 1,756,279 km (0.102 R)
• M4: 2,310,539 km (0.089 R)
• M5: 5,119,239 km (0.095 R)
• M6: 9,231,385 km (0.08 R)
• M7: 10,948,919 km (0.098 R)
• M8: 11,409,680 km (0.032 R)
• M9: 14,134,755 km (0.072 R)
• M10: 15,914,820 km (0.099 R)
• M11: 16,506,779 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 819.9

Radius: 7.1

Gravity: 16.26 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 11.6 AU - 13.18 AU

Year: 16607 Days

Day: 17.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 46,254,942 km

• M1: 88,263 km (0.104 R)
• M2: 408,552 km (0.114 R)
• M3: 806,632 km (0.097 R)
• M4: 1,049,279 km (0.102 R)
• M5: 1,312,422 km (0.067 R)
• M6: 3,938,314 km (0.072 R)
• M7: 4,719,214 km (0.115 R)
• M8: 5,369,516 km (0.091 R)
• M9: 6,285,504 km (0.078 R)
• M10: 7,824,717 km (0.042 R)
• M11: 8,120,472 km (0.099 R)
• M12: 10,581,057 km (0.074 R)
• M13: 11,126,790 km (0.093 R)
• M14: 11,691,223 km (0.102 R)
• M15: 11,948,083 km (0.06 R)
• M16: 13,853,212 km (0.101 R)
• M17: 14,728,359 km (0.032 R)
• M18: 16,427,941 km (0.085 R)
• M19: 17,575,057 km (0.09 R)
• M20: 19,845,803 km (0.117 R)
• M21: 22,206,757 km (0.083 R)
• M22: 23,709,767 km (0.106 R)
• M23: 30,644,675 km (0.09 R)
• M24: 32,504,925 km (0.097 R)
• M25: 35,635,709 km (0.118 R)
• M26: 37,831,058 km (0.109 R)
• M27: 38,252,475 km (0.09 R)
• M28: 40,260,677 km (0.116 R)
• M29: 41,290,807 km (0.117 R)
• M30: 41,887,105 km (0.084 R)
• M31: 45,904,705 km (0.108 R)
• M32: 52,575,274 km (0.043 R)
• M33: 67,797,605 km (0.041 R)
• M34: 70,944,845 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 167.5

Radius: 5.8

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 12.9 AU - 16.96 AU

Year: 21968 Days

Day: 15.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 73.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,254,942 km

• M1: 72,405 km (0.07 R)
• M2: 260,450 km (0.071 R)
• M3: 520,750 km (0.114 R)
• M4: 780,153 km (0.114 R)
• M5: 1,760,767 km (0.098 R)
• M6: 2,095,417 km (0.119 R)
• M7: 2,655,063 km (0.068 R)
• M8: 2,981,186 km (0.1 R)
• M9: 13,207,547 km (0.118 R)
• M10: 14,091,371 km (0.029 R)
• M11: 15,148,879 km (0.073 R)
• M12: 17,495,621 km (0.066 R)
• M13: 20,986,636 km (0.061 R)
• M14: 21,926,859 km (0.117 R)
• M15: 22,539,612 km (0.12 R)
• M16: 25,104,916 km (0.064 R)
• M17: 25,969,143 km (0.106 R)
• M18: 26,753,934 km (0.105 R)
• M19: 33,035,997 km (0.111 R)
• M20: 33,840,834 km (0.081 R)
• M21: 34,894,751 km (0.118 R)
• M22: 41,815,597 km (0.093 R)
• M23: 42,621,780 km (0.078 R)
• M24: 43,575,317 km (0.095 R)
• M25: 46,664,961 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 78.8

Radius: 3.9

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 14.27 AU - 20.79 AU

Year: 27949 Days

Day: 22.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,254,942 km

• M1: 48,470 km (0.091 R)
• M2: 172,636 km (0.03 R)
• M3: 435,031 km (0.063 R)
• M4: 610,659 km (0.111 R)
• M5: 2,029,594 km (0.03 R)
• M6: 2,186,373 km (0.118 R)
• M7: 4,969,342 km (0.11 R)
• M8: 6,696,599 km (0.058 R)
• M9: 10,079,007 km (0.076 R)
• M10: 10,485,016 km (0.06 R)
• M11: 11,768,116 km (0.095 R)
• M12: 12,796,602 km (0.118 R)
• M13: 13,212,334 km (0.032 R)
• M14: 20,092,789 km (0.11 R)
• M15: 22,144,973 km (0.091 R)
• M16: 36,028,852 km (0.095 R)
• M17: 45,702,748 km (0.091 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 18,763 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit